A meterbridge setup (as shown) is used to determine end correction at
A and
B. When a resistance of
15 Ω is used in left gap and of
20 Ω in right gap then null point is
42 cm from
A, now if these resistances are intercharged null point is
57 cm from
A then end correction at
A &
B are
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1265060/original_Wheatstone_bridge.png)